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Home >> Mazda >> 1990 >> 929 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> SOHC Code Identification Charts >> Code 40: SOHC Triple Induction Control System & O2 Heater

Code 40: SOHC Triple Induction Control System & O2 Heater

Fig 1: Code 40: TIC Solenoid Valve Flow Chart

G90E21539

Courtesy of MAZDA MOTORS CORP.

Fig 2: Code 40: O2 Heater Flow Chart

G90H21540

Courtesy of MAZDA MOTORS CORP.

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